St.Patrick`s Day is celebrated every year on March 17th in honor of Saint Patric of Ireland.Traditional activities include dressing up in green clothes,organizing fairs and festivals,arranging fireworks,singing and dancing in the streets.Green is the national colour og St.Patrick`s Day.On this day people must wear something green.Another symbol of this day are Leprechauns.They are little people who wear green clothes and carry the pot of gold.Irish don`t work or study on this day.